v3.26.1
FAIR VALUE OF FINANCIAL INSTRUMENTS - Additional Information (Details)
shares in Millions, canton_Coin in Millions, $ in Millions
3 Months Ended 12 Months Ended
Dec. 31, 2025
USD ($)
canton_Coin
shares
Jun. 30, 2026
USD ($)
shares
Jun. 30, 2025
USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Carrying amount of non-marketable securities   $ 108.4 $ 60.5
Canton Coins      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Crypto asset, fair value   216.1 $ 0.0
Crypto asset, realized gain, nonoperating   $ 53.1  
Tharimmune, Inc      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Subscription agreement, consideration, digital assets, amount | canton_Coin 342    
Crypto asset, fair value $ 53.1    
Pre-funded common stock purchase warrants (in shares) | shares 17.3    
Warrants exercised (in shares) | shares   6.1  
Other non-operating income   $ 48.7  
Canton Strategic Holdings      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Percentage of warrants currently exercisable   66.67%  
Percentage of warrants subject to lock up   33.33%